Waverly, IA, United States of America

Doerfer Corporation


USPTO Granted Patents = 2


Trademarks = 1

Forward Citations = 10

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5 inventors (with patents filed for the assignee):

goldMedal David L Takes (2 out of 2 patents)

silverMedal Gregory H Gasch (2 out of 2 patents)

bronzeMedal Neil D Bultz (2 out of 4 patents)

4 William D Starnes (2 out of 2 patents)

5 Robert Duane Ahmann (2 out of 9 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#3 in Waverly, IA

#573 in Iowa

#92,598 in US

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Waverly, IA, United States of America
Forward Citations = 10

5 inventors:

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